PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • nswer or reply status (in some embodiments this is defaulted to an ???unanswered??? status for an out-going message input); and a reply message field or dialog box, which in the case of an outgoing message created and inputted at 103 is left blank and reserved for entry of message text from any reply message received from a replying party or other communicating entity.
http://www.w3.org/ns/prov#wasQuotedFrom
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